Home / 94,485.11-130,389.63-51,464.47

Finding the Fourth Proportional to 94,485.11, 130,389.63 and 51,464.47

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Solution

The fourth proportional to 94,485.11, 130,389.63 and 51,464.47 is: 71,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,485.11 : 130,389.63 = 51,464.47 : x
  2. Step 2: Convert to fraction form
    94,485.11/130,389.63 = 51,464.47/x
  3. Step 3: Cross multiply
    94,485.11x = 130,389.63 × 51,464.47
  4. Step 4: Simplify right side
    94,485.11x = 6,710,433,312.94
  5. Step 5: Solve for x
    x = 6,710,433,312.94/94,485.11
  6. Step 6: Final answer
    x = 71,021.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.